School Commit Init

Anul 1/Semestrul 1/ASC/Test/new 1.asm

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+; The code below will calculate the result of some arithmetic operations in the EAX register, save the value of the registers, then display the result value and restore the value of the registers.
+bits 32
+
+global start        
+
+; declare extern functions
+extern exit, printf  
+import exit msvcrt.dll    
+import printf msvcrt.dll    ; tell assembler function is found in library msvcrt.dll
+                          
+segment data use32 class=data
+	
+	
+segment code use32 class=code
+	start:
+		; will calculate 20 + 123 + 7 in EAX
+		mov al, 250>>4
+        mov al,0ffffh>>4
+        mov al,0efffh>>12
+        mov al,-1>>4
+        mov al,-1>>12
+		push dword 0      ; we place on stack parameter for exit
+		call [exit]       ; call exit to end the program